Paradoxical expiratory ballooning of the hypopharynx in siblings with bilateral choanal atresia.
D002754:Choanal Atresia; D045853:Exhalation; D006801:Humans; D007013:Hypopharynx; D009296:Nasal Cavity / Q000002:abnormalities*; D035781:Siblings
NASAL CAVITY/abnormalities